The text talks about the elements. Which element is the most abundant in the Earth's crust? A. Oxygen B. Silicon C. Aluminum D. Iron 相关知识点: 试题来源: 解析 A。解析:氧是地壳中含量最丰富的元素。硅、铝和铁的含量都不如氧多。
Sodium, Na, is the most abundant alkali metal in earth's crust and composes2.8 percentof the earth's crust. The sixth most abundant element is best known as part of the compound that makes table salt, sodium chloride (NaCl). Sodium is highly reactive and not found as a lone element. ...
题目The passage mentions different elements. Which element is the most abundant in the Earth's crust? A. Oxygen B. Silicon C. Iron D. Aluminum 相关知识点: 试题来源: 解析 A。文章中提到地壳中含量最丰富的元素,氧是地壳中含量最丰富的元素。选项 B 硅、选项 C 铁、选项 D 铝都不是含量最丰富...
Next to oxygen, silicon isthemost abundant elementinthe earth's crust, and is always found in sand and stone in nature. kyosemi.co.jp kyosemi.co.jp 硅是地球上除了氧气之外含量最多的物质,多存在于砂石之中。 kyosemi.co.jp kyosemi.co.jp ...
Step-by-Step Solution:1. Understanding Abundance: The term "abundant" refers to the presence of an element in large quantities compared to others. 2. Identifying Elements: In the univers
(also known as aluminum) is the most abundant metal element in the earth's crust. And it's a good thing, too, because we use a lot of it. About 41 million tons are smelted each year and employed in a wide arrange of applications. From auto bodies to beer cans, and from electrical...
One of the most common constituents of the Earth’s crust( ), a component of several different kinds of rocks. 问题1选项 A. the mineral quartz B. and quartz is the mineral C. is the mineral quartz D. being the mineral quartz
What eight elements make up the Earth's crust? What elements are found in the lithosphere? What elements are in the asthenosphere? What is the mantle of the Earth? What is the most abundant element in the Earth's crust? What are the characteristics of the Earth's crust, mantle, and cor...
aPentagon 五角大楼 [translate] aAlysia Alysia [translate] aTry to take log 设法采取日志 [translate] aSilicon (Si) is the second most abundant element both on the surface of the Earth’s crust and in the soils. 硅 (Si) 是次要个丰富的元素在地皮的表面和在土壤。 [translate] ...
What are the two most common elements in the earth's crust? a. oxygen and silicon b. oxygen and hydrogen c. silicon and helium d. helium and hydrogen Which element has the same number of valence electrons as nitrogen ...